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Guitar chords · Augmented

B♭+ chord on guitar (Bbaug)

B♭+ (B♭ ) has three notes: B♭, D and F♯, the , 3 and ♯5.

Shapes

How to play B♭+

Strum a shape to hear it, or pick it one string at a time. R marks the ; the other numbers are the chord tones.

B♭+ has no common . Play it as the E shape at 6 or the A shape at fret 13. A keeps its fingering anywhere on the neck: slide it up or down and the , on the lowest played string, names the chord.

  • E shape · fret 6

    6fr××RR3♯5B♭B♭DF♯
  • A shape · fret 13

    11fr××R3♯5RB♭DF♯B♭
Name a shape you're holding: the chord finder

Notes and formula

What makes B♭+ augmented

An chord raises the 5th of a major chord by a . Its notes split the into three equal parts, which gives it a floating, unsettled sound that wants to move on.

  • 1Root: the note the chord is named after. Keep it.
  • 3Essential: makes the chord what it is. Never drop it.
  • 5Optional: drop it first when you run out of fingers.

The 3rd and the ♯5th make B♭+ an chord.

  1. B♭Rroot
  2. D3essential
  3. F♯♯5essential
EADGBE0135791215B♭B♭B♭B♭B♭B♭B♭B♭F♯DF♯DF♯DF♯DDF♯DF♯DF♯DF♯
  • B♭, the root
  • Other chord tones

B♭+ is usually a passing chord: its raised 5th climbs on, as in B♭, B♭+, E♭ or B♭, B♭+, Gm. Its three notes are evenly spaced, so the same shape is also D+ and G♭+.

B♭+ and A♯+ are the same chord with two names: same , same sound. Which one you see depends on the key the song is written in.

Keys

Keys with B♭+

B♭+ belongs to one key: G minor (III+, ).

Numerals follow the key's own scale, so III, VI and VII in a minor key are its own major chords. A ♭ or ♯ in front marks a chord from outside the key. How Roman numerals work

Slash chords

B♭+ over another bass note

A keeps B♭+ on top and puts another note in the bass: the letter after the slash is the lowest note you play.

  • B♭+/D

    B♭+ with its 3rd, D, in the bass: the first inversion.

  • B♭+/F♯

    B♭+ with its ♯5th, F♯, in the bass: the second inversion.

Questions

B♭+, in short

What notes are in the B♭+ chord?
B♭+ (B♭ ) has three notes: B♭, D and F♯, the , 3 and ♯5.
How do you play B♭+ on guitar?
B♭+ has no common . Play it as the E shape at 6 or the A shape at fret 13.
What key is B♭+ in?
B♭+ belongs to one key: G minor (III+, ).
Is B♭+ the same as A♯+?
Yes: same frets, same sound, different name. B♭+ is the spelling in G minor. No key on the circle spells it A♯+, so you will rarely see that name.
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